qcacld-3.0: Add debug print in wlansap_get_chan_band_restrict

Add chan_freq_before_switch_band debug print in
wlansap_get_chan_band_restrict().

Change-Id: Ib7d981780cfd2f9dfb6aed0640c5220969eb04f8
CRs-Fixed: 3189546

core/sap/src/sap_module.c

@@ -3258,8 +3258,15 @@ qdf_freq_t wlansap_get_chan_band_restrict(struct sap_context *sap_ctx,
 		return 0;
 	}
 	sap_band = wlan_reg_freq_to_band(sap_ctx->chan_freq);
-	sap_debug("SAP/Go current band: %d, pdev band capability: %d",
-		  sap_band, band);
+
+	sap_debug("SAP/Go current band: %d, pdev band capability: %d, cur freq %d (is valid %d), prev freq %d (is valid %d)",
+		  sap_band, band, sap_ctx->chan_freq,
+		  wlan_reg_is_enable_in_secondary_list_for_freq(mac->pdev,
+							sap_ctx->chan_freq),
+		  sap_ctx->chan_freq_before_switch_band,
+		  wlan_reg_is_enable_in_secondary_list_for_freq(mac->pdev,
+					sap_ctx->chan_freq_before_switch_band));
+
 	if (sap_band == REG_BAND_5G && band == BIT(REG_BAND_2G)) {
 		sap_ctx->chan_freq_before_switch_band = sap_ctx->chan_freq;
 		sap_ctx->chan_width_before_switch_band =